Substratum for soil-free cultivation

Details Substratum for soil-free cultivation Substratum for soil-free cultivation

1986-05-07

1988-09-06

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428285, 428297, 428298, 428913, D04H 108

Patent

active

047692774

ABSTRACT:
Substrata for soil-free cultivation are characterized by a relatively low by-volume mass. They are also constituted of fine fibers. The substrata present the advantage of a high degree of water retention, even for small thicknesses.

REFERENCES:
patent: 4112174 (1978-09-01), Hannes et al.
patent: 4310585 (1982-01-01), Shannon
patent: 4451276 (1984-05-01), Barthe et al.
patent: 4463048 (1984-07-01), Dickson et al.
patent: 4481241 (1984-11-01), Kowashima et al.

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